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INVESTMENTS - Equity securities with readily determinable fair values (Details) - CNY (¥) ¥ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Equity securities with readily determinable fair values |  |
Equity securities with readily determinable fair values, Cost | ¥ 5,517 | ¥ 4,070
Equity securities with readily determinable fair values, Gross Unrealized Gains, including foreign exchange adjustment | 6,958 | 5,097
Equity securities with readily determinable fair values, Gross Unrealized Losses, including foreign exchange adjustment | (541) | (596)
Equity securities with readily determinable fair values, Fair value | ¥ 11,934 | ¥ 8,571

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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(2)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI https://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740 + Details
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- Definition Amount of unrealized loss on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117546-209714 + Details
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